20335440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84731}}^1$

素因数の和:84747

約数の個数: 40

約数和(自身を含む): 63040608

約数和(自身を除く): 42705168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84731, 169462, 254193, 338924, 423655, 508386, 677848, 847310, 1016772, 1270965, 1355696, 1694620, 2033544, 2541930, 3389240, 4067088, 5083860, 6778480, 10167720, 20335440]

約数ペア:

[(1, 20335440), (2, 10167720), (3, 6778480), (4, 5083860), (5, 4067088), (6, 3389240), (8, 2541930), (10, 2033544), (12, 1694620), (15, 1355696), (16, 1270965), (20, 1016772), (24, 847310), (30, 677848), (40, 508386), (48, 423655), (60, 338924), (80, 254193), (120, 169462), (240, 84731)]